Fish Passage Site 20401262

Coordinates (dec. deg.): 61.56402°, -149.04028°
Legal Description: S017N002E14
Region: South Central
Road Name: private drive

Datum: WGS84
Quad Name / ITM: Anchorage C-6
AWC Stream #: 247-50-10200-2071
Stream Name: Bodenberg Creek

Elevation:

Site Comments: Landowners did not seem to mind our presence. Be mindful of high flow through narrow pipes, it was difficult to navigate around them safely at times.

Multiple surveys have been conducted at this site — click on the drop down
arrow to the right of the survey date below to choose a different report for this site.

Survey MSCS1-BB004

Observers: Edward Weiss, Olof Jacobsson, Joe Conner

Overall Fish Passage Rating: Gray

Tidal: No
Backwatered: No

Step Pools:
Construction Year:


Site Observations:

  1. Constriction ratio gray

Comments: None

Culvert Measurements

ID: 1 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating: Gray
 
Length(ft): 31.5
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Gravel
Outlet Substrate: Sand
InletOutlet
Width(ft):2.4 2.0
Height(ft): 2.4
Apron Length(ft):
Water Depth(ft):1.8 1.45
Rustline Height(ft):
Substrate Depth(ft):0.0 0.5
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient: -0.89%
Max Slope:
Max Slope Length:
ID: 2 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating: Gray
 
Length(ft): 34.0
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Gravel
Outlet Substrate: Sand
InletOutlet
Width(ft):2.5 2.5
Height(ft): 2.8
Apron Length(ft):
Water Depth(ft):1.55 1.9
Rustline Height(ft):
Substrate Depth(ft):0.0 0.5
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient: 0.29%
Max Slope:
Max Slope Length:
ID: 3 Structure Type: Circular pipe (Corrugated Metal) Fish Passage Rating:
 
Length(ft): 32.0
Inlet Type: Projecting
Outlet Type: Projecting
Corrugation Depth(in.): 0.5
Corrugation Width(in.): 2.67
Condition Rating(1-5):
Approach Angle:
Sedimentation At Inlet:
Inlet Substrate: Gravel
Outlet Substrate: Sand
InletOutlet
Width(ft):3.0 3.0
Height(ft): 3.0
Apron Length(ft):
Water Depth(ft):1.45 1.6
Rustline Height(ft):
Substrate Depth(ft):1.55 0.3
Backwatered?:
Baffles Present: No
Embedded?: No
Outfall Height:
Outfall Type: At Stream Grade
Constriction Ratio:
Culvert Gradient: 1.03%
Max Slope:
Max Slope Length:

Stream Measurements

Stream SubstratesUpstreamDownstream
Dominant:
Subdominant:
Stream Slope(deg.):
Stream Flow Stage:

No stream width data available.

Elevations

Locator ID Culvert
Number		 River
Distance (ft)1		 Distance From
Crossing (ft)2		 Relative
Elevation (ft)
U/S Thalweg 88.97
U/S Thalweg 89.37
Outlet Culvert Top 3 91.52
Inlet Culvert Top 1 91.57
Inlet Culvert Top 2 91.71
Outlet Culvert Top 1 91.77
Inlet Culvert Top 3 91.85
Outlet Culvert Top 2 91.97
D/S Thalweg 0.00 145.0 90.65
D/S Thalweg 50.00 95.0 88.10
D/S Thalweg 117.00 28.0 88.80
OHW Left Bank 136.00 9.0 88.82
Outlet Invert 3 145.00 0.0 88.78
Outlet Thalweg 3 145.00 0.0 88.78
Outlet Invert 2 145.00 0.0 89.34
Outlet Invert 1 145.00 0.0 89.70
Road Elev 161.00 94.70
Road Elev 161.00 94.78
Inlet Culvert Invert 1 177.00 0.0 89.42
Inlet Culvert Invert 2 177.00 0.0 89.44
Inlet Culvert Invert 3 177.00 0.0 89.30

Notes:

  1. River distance is measured continuously throughout the survey reach along the thalweg of the stream.
  2. Measured from each end of the crossing along the thalweg of the stream.

Fish Sampling Efforts

Gear Type: Minnow Trap (A) Trap Duration(h): 2
 
Gear Type: Minnow Trap (B) Trap Duration(h): 2

Fish Observations

Species: no fish collected or observed Life History: Not Applicable
Total Fish Observed: 0 Fish Measured: Fork Lengths (mm) Min: Max: Mean:
Collected/Observed by Gear Type: Downstream Minnow Trap (0)  Upstream Minnow Trap (0)  

Photos

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